If you heard that NASA's Mars rover Curiosity just spotted signs of life on the Red Planet — well, don't get your hopes up. The odd tubular structures that Curiosity has been investigating lately were ...
The Nahuku lava tube in Hawai‘i Volcanoes National Park that is frequented by hikers is closed until further notice after movement was detected in the rock over the weekend. A fracture near the top of ...
HONOLULU – Hawaii Volcanoes National Park visitors are able to once again explore one of the park's most popular destinations, the Nahuku lava tube, after an inspection of an "unusual" fracture ...
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